Our System Crashed at 14:22: It Wasn't the Database

<blockquote> <p>Skip the theory rabbit holes. This is the caching knowledge that shows up in system design interviews, code reviews, and the 2 AM production incidents nobody

<blockquote> <p>The pager went off at 2:14 AM.</p> </blockquote> <p>If you’ve spent any time operating distributed systems, you know that sound. It doesn’t just wake you up; it

<p>Most applications don't fail because of bad code.</p> <p>They fail because of bad architecture decisions made early that nobody questioned <br /> until it was too late.</p>

<p>If a page reads from your database, render it <strong>on demand</strong>, not during the build. Prerendering it means your build container needs a route to Postgres, and on

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<h2> The Problem We Were Actually Solving </h2> <p>Our users werent doing semantic search. They were executing treasure hunts: complex, multi-stage queries where the first phase

<p>I doubled my API Gateway… and my system crashed twice as fast. 🚨</p> <p>Sounds impossible? That’s exactly what I thought too.</p> <p>Within minutes of deploying the “fix”:<br

<p>A good way to market a new infrastructure tool is to loudly announce that it is a thousand times faster than whatever you are currently using. This is a very effective strategy